Home / 71,619.12-107,425.44-24,875.64

Finding the Fourth Proportional to 71,619.12, 107,425.44 and 24,875.64

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Solution

The fourth proportional to 71,619.12, 107,425.44 and 24,875.64 is: 37,312.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,619.12 : 107,425.44 = 24,875.64 : x
  2. Step 2: Convert to fraction form
    71,619.12/107,425.44 = 24,875.64/x
  3. Step 3: Cross multiply
    71,619.12x = 107,425.44 × 24,875.64
  4. Step 4: Simplify right side
    71,619.12x = 2,672,276,572.28
  5. Step 5: Solve for x
    x = 2,672,276,572.28/71,619.12
  6. Step 6: Final answer
    x = 37,312.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.